// Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#pragma once

#include <atomic>
#include <set>
#include <string>
#include <vector>

namespace psi {

enum PsiReturnCode {
  PSI_OK = 0,
  INTERNAL_ERROR = -1,
  OPENSSL_ERROR = -2,
  SOCKET_ERROR = -3,
  SOCKET_TIMEOUT = -4,
  UNKNOWN_ERROR = -5
};

int psi_send(int port, const std::set<std::string> &in,
             std::atomic<int> *psi_progress = nullptr);

int psi_recv(const std::string &remote_ip, int port,
             const std::set<std::string> &in, std::vector<std::string> *out,
             std::atomic<int> *psi_progress = nullptr);

void set_psi_timeout(int timeout_s);

} // namespace psi
